Daikin 4MXL-T Series Service Manual page 48

Indoor Unit
Signal Receiver
1)
PCB (PCB2)
Display PCB
1)
(PCB3)
2)
3)
4)
5)
6)
INTELLIGENT
1)
EYE Sensor PCB
(PCB4)
Note
The symbols in the parenthesis are the names on the appropriate wiring diagram.
42
S48 Connector for control PCB (PCB1)
S49 Connector for control PCB (PCB1)
SW1 Indoor unit ON/OFF switch
LED1 (H1P) LED for operation (green)
LED2 (H2P) LED for timer (yellow)
LED3 (H3P) LED for INTELLIGENT EYE (green)
RTH1 (R1T) Room temperature thermistor
RTH1
S36 Connector for control PCB (PCB1)
S48
S48
3P224121-1
SW1
LED3 LED2
S49
3P224121-1
S36
3P227885-1
Part 3 Printed Circuit Board Connector Wiring Diagram
SiUS121827E
LED1